//
//  HMUserAccount.swift
//  sinaweibo
//
//  Created by WGP on 16/4/11.
//  Copyright © 2016年 WGP. All rights reserved.
//

import UIKit

class HMUserAccount: NSObject,NSCoding {
    
    var access_token: String?
//    access_token的生命周期，单位是秒数。
    var expires_in: NSTimeInterval = 0
    {
        didSet
        {
            expiresDate = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    
//    过期时间NSDate,NSDate比较时间方便
    var expiresDate: NSDate?
    
    var uid: String?
    
/// 用户昵称
    var screen_name: String?
    
/// 用户头像地址
    var avatar_large:String?
    
//    字典转模型
    init(dict:[String:AnyObject]) {
//        在调用父类的init方法之前必须所有的存储属性都有值,或者是可选值
        super.init()
        
//        属性如果用private,不然KVC找不到属性
        setValuesForKeysWithDictionary(dict)
    }
    
//    字典中找不到相应的方法就会报错
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {
        
//        HMPrint("forUndefinedKey: \(key)")
    }
    
//    如果不记得,
//    打印对象,只读计算属性
    override var description: String
    {
        get
        {
            return "access_token:\(access_token), expires_in:\(expires_in), uid:\(uid)"
        }
    }
    
    
//    MARK: - 归档和解档
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeDouble(expires_in, forKey: "expires_in")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(expiresDate, forKey: "expiresDate")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
    }
    
    required init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        expires_in = aDecoder.decodeDoubleForKey("expires_in")
        expiresDate = aDecoder.decodeObjectForKey("expiresDate") as? NSDate
        uid = aDecoder.decodeObjectForKey("uid") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        
    }
}














